87390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{971}}^1$

素因数の和:984

約数の個数: 24

約数和(自身を含む): 227448

約数和(自身を除く): 140058

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 971, 1942, 2913, 4855, 5826, 8739, 9710, 14565, 17478, 29130, 43695, 87390]

約数ペア:

[(1, 87390), (2, 43695), (3, 29130), (5, 17478), (6, 14565), (9, 9710), (10, 8739), (15, 5826), (18, 4855), (30, 2913), (45, 1942), (90, 971)]